Home / 118,674,090.84-177,692,206.86-75,308,505.24

Finding the Fourth Proportional to 118,674,090.84, 177,692,206.86 and 75,308,505.24

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Solution

The fourth proportional to 118,674,090.84, 177,692,206.86 and 75,308,505.24 is: 112,760,370.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,674,090.84 : 177,692,206.86 = 75,308,505.24 : x
  2. Step 2: Convert to fraction form
    118,674,090.84/177,692,206.86 = 75,308,505.24/x
  3. Step 3: Cross multiply
    118,674,090.84x = 177,692,206.86 × 75,308,505.24
  4. Step 4: Simplify right side
    118,674,090.84x = 13,381,734,491,423,474
  5. Step 5: Solve for x
    x = 13,381,734,491,423,474/118,674,090.84
  6. Step 6: Final answer
    x = 112,760,370.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.